Data Architect (REF5750O)

Stack

Responsibilities

• ▹Design and maintain enterprise-wide data models across conceptual, logical, and physical layers
• ▹Lead data architecture for core platforms and support cross-value-stream data requirements
• ▹Define data standards, naming conventions, and modelling best practices
• ▹Evaluate and recommend data storage patterns (relational, dimensional, lakehouse, graph)
• ▹Architect and oversee data pipelines and ETL/ELT processes across source systems
• ▹Design integration patterns for batch, near-real-time, and streaming data flows
• ▹Ensure data lineage, traceability, and auditability across pipelines
• ▹Develop semantic and analytical data models for BI, reporting, and advanced analytics
• ▹Define and enforce data quality rules, validation frameworks, and remediation processes
• ▹Contribute to data governance policies, data cataloguing, and metadata management
• ▹Facilitate technical workshops and design reviews with engineering and product stakeholders

Requirements

• ▹5+ years of experience in data architecture, data engineering, or a closely related role
• ▹Strong proficiency in data modelling techniques: relational, dimensional (Kimball/Inmon), and Data Vault
• ▹Hands-on experience with data integration tools and frameworks (e.g. Apache Kafka, dbt, Spark, Talend, or similar)
• ▹Solid understanding of cloud data platforms (AWS, GCP, or Azure)

Soft skills

About the company

Deutsche Telekom IT Solutions, named Hungary's most attractive employer in 2025 per Randstad's representative survey, is a subsidiary of the Deutsche Telekom Group with more than 5300 employees serving large customers across Germany and other European countries.